Although bodywork is checked during the MOT test, it only matters if there's excessive corrosion, sharp edges or damage to specific areas of the vehicle. So long as the door opens and closes properly, a dent in the wing won't cause your car to fail.
Is a damaged alloy an MOT failure?
Reasons why your alloy wheels might cause an MOT failure: A wheel badly damaged, distorted or cracked, or with a badly distorted bead rim. ... Cracked or excessively loose, bent, or corroded wheels.
Can you fix a dented alloy rim?
In the unlikely event that we can't straighten out your bent or dented alloy wheel, then there is no charge. ... We can pretty much straighten any alloy wheel regardless of how badly dented it is, our machinery is capable of safely and precisely rectifying any dents or bends in the rim. Either way you have nothing to lose.